Electric Fields Lab - Part III - Determining Equipotential Surfaces and Electric Field Directions

Electric Fields Lab - Part III - Determining Equipotential Surfaces and Electric Field Directions
Apparatus:
Conductive paper with a 23 x 30 cm grid, Silver conductive ink pen, Corkboard working surface, 10 push pins for attaching the paper to the board, 3 wires for connecting the conductive paths, Circle template for drawing the conductive paths, DC power supply (5 to 20 VDC, capable of supplying 25 mA), Voltmeter with two leads, White marker.
Lab was made in Marian University - Indianapolis, USA Circuit’s Lab